Ljubljana Weather in January
In January, Ljubljana averages a high of 4°C (39°F) and a low of -2°C (28°F), from 55 years of daily records (1971–2025).
4°C
Average high
39°F
-2°C
Average low
28°F
16°C
Record high
60°F · January 12, 2007
-20°C
Record low
-4°F · January 8, 1985
What January Is Like in Ljubljana
- January in Ljubljana has become 2.5°C (4.4°F) warmer on average: the 2011–2025 average against 1970–1989.
- The coldest January reading, -20°C (-4°F) on January 8, 1985, has not been matched in 40 years.
- January is Ljubljana's coldest month of the year.
- On average, 21 nights in January drop below freezing.
At least 1 mm of rain falls on 25% of January days, and the month averages 74 mm in total.
Warmest: 2007 (8.6°C)Latest: 2025 (6.1°C)10-year averageLong-run average (3.7°C)
Look Up a Day in January
See the weather in Ljubljana on any January date, year by year.
Source: NOAA GHCN-Daily, Ljubljana Bezigrad (1971–2025). Averages cover 1971–2025. How we compute this